Doctype checker

Check if a webpage has an HTML doctype declaration.

0 of 0 ratings

Additional page content: Editable from the admin panel -> languages -> choose or create language -> translate app page.

Similar tools

Detects outdated HTML tags that should be replaced with modern alternatives.

Get the HTML language attribute from a webpage.

Check if a webpage declares its character encoding.

Get all possible details about an SSL certificate.

175

Get all possible details about a domain name.

172

Take an IP and try to look for the domain/host associated with it.

169

Get approximate IP details.

169

Check if the URL is cached or not by Google.

166

Check whether a website is using the new HTTP/2 protocol or not.

157